<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script type="text/javascript"
            src="http://api.map.baidu.com/api?v=2.0&ak=NtvDfyzDMDOQoYlZG6u9G2WsheQLqnkQ"></script>
</head>
<body>
<style type="text/css">
    body, html{width: 100%;height: 100%;margin:0;font-family:"微软雅黑";font-size:14px;}
    #l-map{height:800px;width:900px;}
    #r-result{width:100%;position: absolute;left:10px;top:20px}
</style>
<div id="l-map"></div>
<div id="r-result">请输入:<input type="text" id="suggestId" size="20" value="百度" style="width:150px;"/></div>
<div id="searchResultPanel" style="border:1px solid #C0C0C0;width:150px;height:auto; display:none;"></div>
<input id="lat"/>
<input id="loc">
</body>
</html>
<script type="text/javascript">
    // 百度地图API功能
    function G(id) {
        return document.getElementById(id);
    }
    //1-map元素的id
    var map = new BMap.Map("l-map");
    map.centerAndZoom("北京", 12);                   // 初始化地图,设置城市和地图级别。
    map.enableScrollWheelZoom();
    map.enableInertialDragging();
    var size = new BMap.Size(10, 20);
    map.enableContinuousZoom();
//    map.addControl(new BMap.CityListControl({
//        anchor: BMAP_ANCHOR_TOP_RIGHT,
//        offset: size,
//        // 切换城市之间事件
//        // onChangeBefore: function(){
//        //    alert('before');
//        // },
//        // 切换城市之后事件
//        // onChangeAfter:function(){
//        //   alert('after');
//        // }
//    }));
    //Autocomplete自动填充，suggestId文本框的id
    var ac = new BMap.Autocomplete(    //建立一个自动完成的对象
        {
            "input": "suggestId"
            , "location": map
        });


    ac.addEventListener("onhighlight", function (e) {  //鼠标放在下拉列表上的事件
        var str = "";
        var _value = e.fromitem.value;
        var value = "";
        if (e.fromitem.index > -1) {
            value = _value.province + _value.city + _value.district + _value.street + _value.business;
        }
        str = "FromItem<br />index = " + e.fromitem.index + "<br />value = " + value;

        value = "";
        if (e.toitem.index > -1) {
            _value = e.toitem.value;
            value = _value.province + _value.city + _value.district + _value.street + _value.business;
        }
        str += "<br />ToItem<br />index = " + e.toitem.index + "<br />value = " + value;
        G("searchResultPanel").innerHTML = str;
    });

    var myValue;
    ac.addEventListener("onconfirm", function (e) {    //鼠标点击下拉列表后的事件
        var _value = e.item.value;
        myValue = _value.province + _value.city + _value.district + _value.street + _value.business;
        G("searchResultPanel").innerHTML = "onconfirm<br />index = " + e.item.index + "<br />myValue = " + myValue;

        setPlace();
    });
    var geoc = new BMap.Geocoder();
    function setPlace() {
        map.clearOverlays();    //清除地图上所有覆盖物
        function myFun() {
            var pp = local.getResults().getPoi(0).point;    //获取第一个智能搜索的结果
            map.centerAndZoom(pp, 18);
            map.addOverlay(new BMap.Marker(pp));    //添加标注
            geoc.getLocation(pp, function(rs){
                var addComp = rs.addressComponents;
                document.getElementById("loc").value=addComp.province + ", " + addComp.city + ", " + addComp.district + ", " + addComp.street + ", " + addComp.streetNumber;
            });
        }

        var local = new BMap.LocalSearch(map, { //智能搜索
            onSearchComplete: myFun
        });
        local.search(myValue);
    }
    //鼠标点击事件

    map.addEventListener("click",function(e){
        //alert(e.point.lng + "," + e.point.lat);
        document.getElementById("lat").value=e.point.lng + "," + e.point.lat
        var pt = e.point;
        geoc.getLocation(pt, function(rs){
            var addComp = rs.addressComponents;
            document.getElementById("loc").value=addComp.province + ", " + addComp.city + ", " + addComp.district + ", " + addComp.street + ", " + addComp.streetNumber;
        });
    });
</script>

</body>
</html>